Shoe strap



FIG. 1 is a perspective view of the shoe strap design mounted on a shoe as seen from the top, front and right sides wherein the broken line disclosure is for environmental purposes only and does not constitute a part of the claimed design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is a plan view of the shoe strap. 

The ornamental design for a shoe strap, as shown and described. 